Calamos Advisors LLC

All 13F Filings

Location
Naperville, IL
Most recent 13F
Q4 2025
Holdings value ($000)
26,625,089
Description
Naperville Illinois based relationship driven wealth allocation platform with an independent advisory structure and a disciplined and process driven investment mandate. The approach emphasizes fundamental research depth, valuation discipline and downside awareness, and planning integrated mandate design for planning centered advisory portfolios. Risk framing is embedded in allocation decisions, position sizing, and portfolio construction discipline through capital preservation orientation and mandate calibration.
Founded
1977
Chairman
CEO
John Koudounis
All SEC filings
View on sec.gov

Sector allocation over time (stocks only)

Stacked by quarter. Hover to see detailed sector breakdown for any quarter.

Quarter Date Filed Holdings Value ($000) Form Type Name
Q4 2025 1/29/2026 924 26,625,089 13F-HR Calamos Advisors LLC
Q3 2025 10/20/2025 919 27,076,124 13F-HR Calamos Advisors LLC
Q2 2025 8/8/2025 916 25,405,793 13F-HR Calamos Advisors LLC
Q1 2025 4/29/2025 904 22,973,664 13F-HR Calamos Advisors LLC
Q4 2024 1/24/2025 902 23,911,124 13F-HR Calamos Advisors LLC
Q3 2024 11/7/2024 931 23,126,306 13F-HR Calamos Advisors LLC
Q2 2024 7/25/2024 945 22,515,377 13F-HR Calamos Advisors LLC
Q1 2024 5/8/2024 949 21,107,344 13F-HR Calamos Advisors LLC
Q4 2023 1/31/2024 923 20,616,690 13F-HR Calamos Advisors LLC
Q3 2023 10/26/2023 938 19,247,906 13F-HR Calamos Advisors LLC
Q2 2023 7/28/2023 999 20,212,232 13F-HR Calamos Advisors LLC
Q1 2023 5/4/2023 1,131 20,475,201 13F-HR Calamos Advisors LLC
Q4 2022 1/26/2023 1,232 21,316,166 13F-HR Calamos Advisors LLC
Q3 2022 10/24/2022 1,281 21,863,328 13F-HR Calamos Advisors LLC
Q2 2022 8/1/2022 1,152 23,187,346 13F-HR Calamos Advisors LLC
Q1 2022 5/3/2022 1,153 26,637,686 13F-HR Calamos Advisors LLC
Q4 2021 2/1/2022 1,117 26,746,085 13F-HR Calamos Advisors LLC
Q3 2021 10/26/2021 986 22,895,964 13F-HR Calamos Advisors LLC
Q2 2021 7/22/2021 953 21,887,348 13F-HR Calamos Advisors LLC
Q1 2021 4/12/2021 908 18,330,543 13F-HR Calamos Advisors LLC
Q4 2020 1/27/2021 737 17,229,326 13F-HR Calamos Advisors LLC
Q3 2020 10/26/2020 702 15,537,091 13F-HR Calamos Advisors LLC
Q2 2020 7/27/2020 705 14,146,833 13F-HR Calamos Advisors LLC
Q1 2020 4/28/2020 700 12,744,211 13F-HR Calamos Advisors LLC
Q4 2019 1/15/2020 772 20,223,716 13F-HR Calamos Advisors LLC
Q1 2014 5/16/2014 625 15,646,312 13F-HR Calamos Advisors LLC
Q4 2013 2/14/2014 634 15,727,255 13F-HR Calamos Advisors LLC
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Money flow by instrument (QoQ, ex-options)
Derivatives reported exposure ($000): 2.291 M (8.6% of total reported value) · QoQ Δ: -53.85 K
Type Value ($000) Share % Inflow Outflow Net
Stocks 17.99 M 74.0% 28.54 K 0 28.54 K
ETFs 143.9 K 0.6% 48.32 K 0 48.32 K
Debt 6.193 M 25.5% 0 473 K -473 K
Other 277 0.0% 2 0 2
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Fund Snapshot

Q4 2025
Latest filed
1/29/2026
Total value ($000)
26,625,089
Holdings
924
QoQ value change ($000)
-451,035 (-1.7%)
Value = total reported 13F value ($000), Holdings = number of positions.
13F Value over time
Holdings count over time
Sector allocation (latest, stocks only)
Methodology: sector allocation is stocks-only; instrument flow table is ex-options; options exposure is shown separately. Details.